Word Search Puzzle Structures (Natural-Artificial)Online version Natural and artificial structures. Look for examples of natural and artificial structures. Technology for spanish speakers by tekneso tekno 1 BUILDING 2 STADIUM 3 BRIDGE 4 BUBBLE 5 SHELL 6 TOWER 7 CAVE 8 CLAM D X E S J X Z S D T O P M Z E T R B Q A H E I I E L V O O V E C G E U E B G S W A Q M D K L L G A U T E E U I Q C W O L E E I R T R X I E A E S S U Y L B O M V Y B F T H E K D D A R L V L U A T U U E T I O L Z E K D E Q V G A J N O L I Y I H A Y C L A M G M N I U C A O B U B B L E B I M